APA引文

Richard S. Westfall. (2007). Isaac Newton / Richard S. Westfall. Oxford ; New York: Oxford University Press.

Trích dẫn kiểu Chicago

Richard S. Westfall. Isaac Newton / Richard S. Westfall. Oxford ; New York: Oxford University Press, 2007.

MLA引文

Richard S. Westfall. Isaac Newton / Richard S. Westfall. Oxford ; New York: Oxford University Press, 2007.

警告：這些引文格式不一定是100％准確.